一般过去时课件

TheSimplePastTense,一般过去时,Studyingaims:,Toknowaboutthedifferentpatternsofthesimplepasttense.2.Tomasterthepasttenseoftheregularverbsandtheirregularwords.3.CanusetheSimplePastTensecorrectly.,Letslearn(readthesesentencesandtalkaboutthesequestionswithyourpartners),1.什么是一般过去时（定义）？2.一般过去时的句型结构是什么？3.一般过去时的标志词有哪些？4.动词规则的过去式是如何转变的？,1.weplayedgamesyesterdayafternoon.,2.Theclassroomwasverydirtylastnight.,3.Wasyourfatheradoctortwoyearsago?,4.Shedidnthelphermotherdothehouseworkjustnow.,1.一般过去时：,表示过去某个时间发生的动作或存在的状态。,weplayedgamesyesterdayafternoon,Letsstudy,Theclassroomwasverydirtyyesterday.,一般过去时肯定句：主语+waswere+其它主语+实义动词过去式+其它,否定句和一般疑问句呢？,否定句：主语+waswere+not+其它主语+didnt+动词原形+其它一般疑问句：Waswere+主语+其它Did+主语+动词原形+其它,1.Myfatherwasathomelastnight.,2.Shehelpedhermotherdothehouseworkjustnow.,否定句：Myfatherwasnotathomelastnight.,否定句：Shedidnthelphermotherdothehouseworkjustnow.,一般疑问句：Wasyourfatherathomelastnight?,一般疑问句：Didshehelphermotherdothehouseworkjustnow?,yesterdayyesterdaymorning/afternoon/eveningjustnow/amomentagolastlastweek/night/month/year(last+表示时间的名词)threedays/twomonths/fiveyearsago（时间段+ago）in2000/2003/1999/2012（in+过去的年份）,一般过去时常用的时间状语(标志词）:,你知道动词怎么变过去式吗？,1.直接加-ed.e.g.clean-cleaned2.以不发音的e结尾的，直接加-d.e.g.make-maked3.重读闭音节，辅元辅结构，双写最后一个辅音字母，加-ed.e.g.stop-stopped4.以辅音字母加y结尾的，变y为i，加-ed.e.g.study-studied以元音字母加y结尾的，直接加-ed.e.g.play-played,研研检测：,Areyouready?,stop,stopped,worry,worried,play,played,clean,cleaned,live,lived,visit,visited,pass,passed,恭喜你！,你知道下面这些动词的过去式吗？,come,came,have,had,go,went,put,put,read,read,do,did,make,made,eat,ate,buy,bought,be,waswere,不规则动词过去式,Makesentencesasmanyasyoucan,说说：,I,gotoShanghai,lastyear,IwenttoShanghailastyear.,Mary,visittheWestLake,threedaysago,MaryvisitedtheWestLakethreedaysago.,We,haveameeting,yesterday,Wehadameetingyesterday.,China,jointheWTO,in2001,ChinajoinedtheWTOin2001.,练练：,1.She_(pick)upsomeappleslastmonth.2.Today_(be)Sunday.It_(be)Saturdayyesterday.3._he_(fly)akitejustnow?4.They_(make)aplaneanhourago.5.Amy_(visit)hergrandparentslastnight.,picked,is,was,Did,fly,made,visited,句型转换：,1.Shegoestothezooeveryday.(用yesterday代替everyday)2.Hevisitedhisfriendsjustnow.(改为一般疑问句)3.Tomdidhishomeworklastnight.(变否定句)4.Wecleanedtheclassroomanhourago.(对划线部分提问),Shewenttothezooyesterday.,Didhevisithisfriendsjustnow?,Tomdidntdohishomeworklastnight.,Whatdi